About modify

release

2.0.5

Release date: 2011-02-06 Download (3.4 MB) Binary:  objectdb-2.0.5.zip You should start by following a  tutorial or reading the manual ...

 
forum_thread

Embedded server feature

Is it safe to use this wonderful and undocumented feature in production, and rely on its problem-free functioning? For my case it would be really beneficial: 1 physical server with SSD 1 JVM running on it 2 web applications on Tomcat 1 ObjectDB Server deployed, in embedded server mode 2 ObjectDB databases for those 2 webapps, both would use the server in embedded mode for stellar performance ... databases is anyway mandatory, to be able to explore and modify, just in case... so would need client-server here. ...

 
forum_thread

@ElementCollection of type enum

Hi! I have in an entity called User with the following field: @ElementCollection(fetch = FetchType.EAGER) private Set<UserPermission> permissions; package x.x.x.x public enum UserPermission { BASIC, COACH, ADMIN } Use case: there are users which contain the first 2 permissions (BASIC and COACH, so the first 2 entries). #1 2014-02-04 15:03 Hi! I have in an entity called User with the following field: @ElementCollection(fetch = FetchType.EAGER) ...

 
api-jpa

having(restrictions)

Specify restrictions over the groups of the subquery according the conjunction of the specified restriction predicates.(Method of javax.persistence.criteria.Subquery)

 
api-jpa

groupBy(grouping)

Specify the expressions that are used to form groups over the query results.(Method of javax.persistence.criteria.AbstractQuery)

 
api-jdo

getObjectId(pc)

The ObjectId returned by this method represents the JDO identity of the instance.(Method of javax.jdo.PersistenceManager)

 
page

Posting to ObjectDB Website - Important Instructions

Instructions for posting to ObjectDB website (to the forum, the issue tracking and the help desk).... ObjectDB Software reserves the right to modify, delete or move any post at its sole discretion. 2. Content ...

 
api-jdo

getTransactionalObjectId(pc)

Return a copy of the JDO identity associated with the parameter instance.(Static Method of javax.jdo.JDOHelper)

 
api-jdo

getTransactionalObjectId(pc)

Return a copy of the JDO identity associated with the parameter instance.(Method of javax.jdo.spi.StateInterrogation)

 
api-jdo

setFloatField(pc, field, currentValue, newValue)

Mark the field as modified by the user.(Method of javax.jdo.spi.StateManager)